:root {
    --bg-color: #0a0a0a;
    --card-bg: rgba(26, 26, 26, 0.7);
    --text-color: #f0f0f0;
    --accent-color: #8c5fce;
    --secondary-color: #03dac6;
    --danger-color: #cf6679;
    --card-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  }
  
  body { 
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; 
    text-align: center; 
    margin: 0; 
    padding: 0;
    background-color: var(--bg-color);
    background: radial-gradient(circle at center, #1a1a2e, #0a0a0a);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow-x: hidden;
  }
  
  .container {
    max-width: 1400px;
    width: 95%;
    margin: 0 auto;
    padding: 1rem;
  }
  
  #image-container { 
    margin: 0 auto 1.5rem;
    background-color: var(--card-bg);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: var(--card-shadow);
    overflow: hidden;
    height: 75vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: var(--transition);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  #image-container:hover {
    box-shadow: var(--card-shadow);
  }
  
  img { 
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 8px;
    transition: opacity 0.5s ease;
    cursor: zoom-in;
    filter: drop-shadow(0 6px 12px rgba(0,0,0,0.3));
    opacity: 0;
  }
  
  img.loaded {
    opacity: 1;
  }
  
  @keyframes imageAppear {
    0% {
      opacity: 0;
    }
    100% {
      opacity: 1;
    }
  }
  
  .zoom-indicator {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background-color: rgba(10, 10, 10, 0.7);
    color: white;
    padding: 12px;
    border-radius: 50%;
    font-size: 16px;
    opacity: 0;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.4);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transform: translateY(10px);
  }
  
  #image-container:hover .zoom-indicator {
    opacity: 0.9;
    transform: translateY(0);
  }
  
  .tooltip {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background-color: rgba(10, 10, 10, 0.8);
    color: white;
    padding: 10px 16px;
    border-radius: 20px;
    font-size: 14px;
    opacity: 0;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    backdrop-filter: blur(5px);
    pointer-events: none;
    white-space: nowrap;
    border: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  #image-container:hover .tooltip {
    opacity: 0.9;
    transform: translateX(-50%) translateY(0);
  }
  
  #info { 
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    padding: 0.8rem 1.5rem;
    background-color: var(--card-bg);
    border-radius: 16px;
    margin: 0 auto;
    max-width: 95%;
    backdrop-filter: blur(12px);
    box-shadow: var(--card-shadow);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
  }
  
  #info:hover {
    box-shadow: var(--card-shadow);
  }
  
  #upload-date {
    font-size: 0.95rem;
    color: #bbbbbb;
    margin: 0;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
  }
  
  #upload-date i {
    color: var(--accent-color);
  }
  
  #upload-date:hover {
    color: var(--text-color);
  }
  
  .btn { 
    padding: 0.8rem 1.8rem; 
    font-size: 1rem;
    background: linear-gradient(135deg, var(--accent-color), #a070e6);
    color: #fff;
    border: none;
    border-radius: 30px;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.4s cubic-bezier(0.2, 1, 0.3, 1);
    font-weight: 500;
    letter-spacing: 0.5px;
    box-shadow: 0 6px 15px rgba(140, 95, 206, 0.5);
    position: relative;
    overflow: hidden;
  }
  
  .btn:before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: all 0.6s ease;
  }
  
  .btn:hover:before {
    left: 100%;
  }
  
  .btn:hover {
    background: linear-gradient(135deg, #a070e6, #b38aef);
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(160, 112, 230, 0.6);
  }
  
  .btn:active {
    transform: translateY(-2px);
  }
  
  .loading-indicator {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 5;
    opacity: 1;
    transition: opacity 0.3s ease;
  }
  
  .spinner {
    animation: rotate 2s linear infinite;
    height: 50px;
    width: 50px;
  }
  
  .path {
    stroke: var(--accent-color);
    stroke-linecap: round;
    animation: dash 1.5s ease-in-out infinite;
  }
  
  @keyframes rotate {
    100% {
      transform: rotate(360deg);
    }
  }
  
  @keyframes dash {
    0% {
      stroke-dasharray: 1, 150;
      stroke-dashoffset: 0;
    }
    50% {
      stroke-dasharray: 90, 150;
      stroke-dashoffset: -35;
    }
    100% {
      stroke-dasharray: 90, 150;
      stroke-dashoffset: -124;
    }
  }
  
  @media (max-width: 768px) {
    .container {
      padding: 0.5rem;
      width: 100%;
    }
    
    #image-container {
      height: 65vh;
      padding: 1rem;
      margin-bottom: 1rem;
      border-radius: 12px;
    }
    
    .btn {
      padding: 0.7rem 1.4rem;
      font-size: 0.9rem;
    }
    
    #info {
      flex-direction: column;
      gap: 1rem;
      padding: 1rem;
      margin-bottom: 1rem;
    }
    
    #upload-date {
      font-size: 0.9rem;
      width: 100%;
      text-align: center;
      justify-content: center;
    }
  
    .zoom-indicator {
      bottom: 15px;
      right: 15px;
      padding: 10px;
      font-size: 14px;
    }
    
    .tooltip {
      white-space: normal;
      max-width: 80%;
      text-align: center;
      font-size: 12px;
      line-height: 1.4;
    }
  }
  
  @media (max-width: 480px) {
    #image-container {
      height: 60vh;
      border-radius: 10px;
      padding: 0.8rem;
    }
    
    .btn {
      padding: 0.7rem 1.4rem;
      font-size: 0.9rem;
    }
    
    #info {
      padding: 0.8rem 1rem;
    }
  }
  
  @media (orientation: landscape) and (max-height: 500px) {
    #image-container {
      height: 50vh;
    }
    
    .container {
      padding: 0.3rem;
    }
    
    #info {
      flex-direction: row;
    }
  }